rhabdophora

from The Collaborative International Dictionary of English v.0.48

Rhabdophora \Rhab*doph"o*ra\, n. pl. [NL., fr. Gr. "ra`bdos a
   rod + fe`rein to bear.] (Zool.)
   An extinct division of Hydrozoa which includes the
   graptolities.
   [1913 Webster]